Home / 20,230,994.40-30,350,428.20-5,854,531.20

Finding the Fourth Proportional to 20,230,994.40, 30,350,428.20 and 5,854,531.20

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Solution

The fourth proportional to 20,230,994.40, 30,350,428.20 and 5,854,531.20 is: 8,782,935.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,230,994.40 : 30,350,428.20 = 5,854,531.20 : x
  2. Step 2: Convert to fraction form
    20,230,994.40/30,350,428.20 = 5,854,531.20/x
  3. Step 3: Cross multiply
    20,230,994.40x = 30,350,428.20 × 5,854,531.20
  4. Step 4: Simplify right side
    20,230,994.40x = 177,687,528,830,259.84
  5. Step 5: Solve for x
    x = 177,687,528,830,259.84/20,230,994.40
  6. Step 6: Final answer
    x = 8,782,935.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.